Last Updated on March 9, 2022
Error 502 Bad Gateway is one of the common browser errors that affect QuickBooks and negatively impact other web applications running on browsers like Google Chrome and Firefox. In most of the applications, error 502 arises because of an invalid response from the server, but in the case of QuickBooks, this happens when the browser’s cache memory is full, or it is infected with trojan infection. 502 Bad Gateway error can appear in QuickBooks Online and its Desktop application while running payroll or logging into the QuickBooks Online account. Some instances have been reported where users have lost their entire QuickBooks data because of this simple but dreaded error. Follow the troubleshooting steps mentioned in this article to get rid of the 502 Bad Gateway in the QuickBooks Online App.
If you are not familiar with Trojan Infected Browsers, then Call Error Support Number 1.855.738.2784 and let the Experts take Care of the Error for you
What is QuickBooks App 502 Bad Gateway Error?
Whenever you visit a webpage, the browser saves data from the page in its cache memory to load it faster the next time you visit the same website. If the cache memory is full and your browser cannot store any more data, it gives an error message 502 bad gateway in QuickBooks Online. Error message 502 bad gateway can easily be removed from the browser by clearing its cache memory, but sometimes you might need to apply additional troubleshooting steps for a fix. Further, in this article, you will find some more reasons that cause QuickBooks Error 502 along with the solution.
Following are the operations where you might face 502 Bad Gateway Error message in QuickBooks Online:
- The error might appear while running payroll
- Logging into the online app
- Updating the QuickBooks Online desktop app
- Viewing and downloading forms in the browser
Why QuickBooks Encounters 502 Bad Gateway Error
The only few reasons that cause QuickBooks Online and the Online Desktop app to show 502 Bad Gateway message are:
- Browser’s cache memory is full
- The trojan infection has infected the browser’s internal files.
- Intuit’s® website is not added as a trusted site in the browser
- QuickBooks application’s cache memory is full
- Active Scripting is turned off in the browser’s settings
Troubleshooting Steps to Resolve QuickBooks 502 Bad Gateway Error
Troubleshooting Step 1: Clear Cache and Cookies of the Browser
For Google Chrome:
- Open Chrome and click the three dots at the top right corner.
- Move your cursor over More Tools and select Clear Browsing Data.
- Make sure All Time is selected in the Time Range drop-down list.
- Check-mark Browsing History, Cookies, and Other Site Data, and Cached Images and Files boxes.
- Click the Clear Data button.
- Visit Google’s article on Clearing Cache and Cookies from Chrome for more info.
For Firefox:
- Click the three bars at the top right and select Options.
- Click the Privacy and Security tab and check-mark Cookies and Site Data and Cached Web Content boxes.
- Hit Clear.
- For more info, follow the article on How to Clear Firefox Cache.
Internet Explorer:
- Open Internet Explorer, click the Tools option from the top, and select Internet Options.
- Under the General tab, click Delete.
- Check-mark Temporary Internet Files and Cookies check-boxes.
- Click the Delete button.
Troubleshooting Step 2: Clear Cache from the QuickBooks Online Desktop App
- If you use the QuickBooks Online Desktop app, open the application and click Reset App Data under the Help tab.
- Restart the application and check the status of error 502 Bad Gateway.
Troubleshooting Step 3: Add Intuit® as a Trusted Website in the Browser’s Settings
For Internet Explorer:
- Under Tools, select Internet Options.
- Select Trusted Sites under the Security tab.
- Click Sites and then type *.intuit.com and make sure to uncheck Require server verification (https:) for all sites in this zone check-box.
- Click Add, then hit Close and OK.
For Safari on Mac:
- Open Safari browser, type intuit.com in the address bar, and press Enter.
- Click Bookmarks and select Add Bookmark.
- From the Add this Page to drop-down list, choose Top Sites and click Add.
- Follow the last troubleshooting step if you are still getting a 502 bad gateway error message.
Troubleshooting Step 4: Enable Active Scripting in Internet Explorer
- Open Internet Explorer and click Internet Options from under the Tools menu.
- Click the Internet icon under the Security tab.
- Select Custom Level and then click Enable for Active Scripting.
- Hit OK.
Troubleshooting Step 5: Scan and Remove Infections on your System
If none of the solutions above help you rectify the error, the error must result from infected browser program files. To fix this issue, you will need to use an effective infection removal program like Norton or McAfee. Install one of these antivirus programs and run a deep search on your system. If infections are found, your antivirus will automatically move them to the quarantine folder. You might also need to reinstall your browser after removing the infections, as sometimes when the browser’s program files are severely damaged by the infections, they get deleted by your antivirus program.
If following the troubleshooting steps don’t help and you are still getting 502 Bad Gateway message in your browser while using the QuickBooks Online Desktop app, then we suggest you get in touch with us at our Error Support Number 1.855.738.2784 as this might be happening because of the latest Trojan infection that has infected several computers in the US within last few weeks. So we might need to investigate the error further to provide you a quick and permanent solution.
Edward Martin is a Technical Content Writer for our leading Accounting firm. He has over 10 years of experience in QuickBooks and Xero. He has also worked with Sage, FreshBooks, and many other software platforms. Edward’s passion for clarity, accuracy, and innovation is evident in his writing. He is well versed in how to simplify complex technical concepts and turn them into easy-to-understand content for our readers.